this.TableGuestCheckIn="demodb.gres2",
this.TableGuestInfo="demodb.gaestest",
this.TableRoomInfo="demodb.hotelroom",
this.TableRoomType="demodb.roomtype",
this.TableHotel="demodb.hotel";

this.FlagCheckIn="C",
this.FlagCheckOut="E",
this.FlagEmpty="";
this.RoomStatDirty=1;
this.RoomStatGuest=2;
this.RoomStatExcept=4;